Combi-Blocks boronic acids, carboxylic acids, imidazoles, thiazoles, azoles, indoles, oxindoles, pyridines, heterocycles, bormides, fluoro compounds, amines, aldehydes, isoquinolines, nitro compounds, trifluoroborates, combinatorial building blocks, organics, fine chemicals. COMBI-BLOCKS is a research-based manufacturer and worldwide supplier of lab reagents. Our main product lines include boronic acids, imidazoles, indoles and oxindoles, …